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- The effect of PEG with different molecular weight on the dyeing behaviour of cotton and T/C are studied in detail. 本文详细探讨了不同分子量聚乙二醇(PEG)在棉和涤/棉织物染色过程中,对染色性能的影响。
- A serial amphiphilic graft copolymers with different molecular weight named as PEO-g-PS were prepared. 利用共聚物的链侧的TEMPO自由基,来调控苯乙烯进行氮氧稳定自由基聚合,得到一系列不同主干链长和侧链链长的两亲性接枝共聚物PEO-g-PS。
- The effect of different molecular weight and adding quantity of PEG on the compatibility of PET/PEG blend was investigated by DSC method. 用差示扫描量热法(DSC)研究了不同分子量和加入量的PEG 对与PET 共混时共混物相容性的影响。 实验得知,此体系不能用两个T_g 的方法来判断二者的相容性。
- Methyl methacrylate (MMA)-styrene (ST) copolymers were synthesized by a suspension copolymerization with the different molecular weight. 摘要采用悬浮聚合法合成了两种不同分子量的甲基丙烯酸甲酯(MMA)-苯乙烯(ST)共聚物。
- Objective To investigate the platelet parameter changes in hemodialysis (HD)patients antithrombotic with different molecular weight heparin. 目的探讨维持血液透析患者应用不同分子量肝素抗凝血小板参数变化。
- Fractions of PVC of different molecular weight have been isolated from the polymer by extraction fractionatin using chloroform. 用氯仿萃取了PVC中不同相对分子质量的级分,测定了二个级分的烯丙基氯含量。
- This paper studied the growth of the acidolysis and enzymolysis products with different molecular weight of fenugreek neutral polysaccharide on the intestinal flora. 比较研究了胡芦巴多糖经酸解和酶解所形成的不同分子量的产物对肠道菌群体外生长的影响。
- It was found that the melting point of PLLA was depressed and different molecular weight of PEO or PLLA did affect the miscibility and crystallization behavior of PEO/PLLA blends. 结果发现,环氧乙烷/聚乳酸共混物的PLLA熔点的衰退和不同分子量的PLLA或PEO影响了其相容性和结晶行为。
- The two-component retention and drainage aids systems with different molecular weight of PEO and different ratio of PFR to PEO were used in wood-containing pulp. 本文探讨了不同分子量的PEO和不同的PEO/PFR配比在含机木浆的新闻纸抄造中,对抄造性能和纸页物理性能的影响。
- This paper studies the synthesis of a series of PUA resin with two functional group by selecting the different polyols kinds and the different molecular weight polyols. 通过选用不同类型和不同分子量的二元醇预聚物作为中间体,合成一系列双官能团的PUA树脂。
- The surface of polypropylene (PP) film is modified by preirradiation grafting of polyethylene glycol methacrylate (PEGMA) with three kind of different molecular weight. 采用预辐射接枝法对预辐射的聚丙烯(PP)膜接枝不同分子量的申基丙烯酸聚乙二醇酯(PEGMA)。
- It was showed that the component with different molecular weight can be separated and purified by filtrating membrane, and UF can be used as a preliminary measuring meth... 试验结果表明,超滤膜对沙丁鱼粗肽溶液中不同分子质量的组分具有分离纯化作用,超滤技术可以作为一种初步检测沙丁鱼粗肽溶液组分分子质量分布的手段。
- The effect of soluble and fibrillar Aa 1-40 on the membrane permeability was assessed by measuring the re-l ease of vesicle-entrapped with three different molecular weight fluoresc ence probes (ANTS/DPX, Calcein, FD-4). 用三种水溶性的分子质量不同的荧光探剂ANTS/DPX,Calcein,DextranFD-4包裹在脂质体内,检测可溶的和纤维化的A茁1-40对其内含物漏出的影响。
- Polyether glycol of homony functionality but different molecular weight,TDI and chain extender were used to sythesize polyurethane(PUR) elastomers,and the PUR elastomers were characterized. 采用相同官能度、不同分子量的聚醚多元醇和甲苯二异氰酸酯(TDI)及扩链剂反应合成了系列聚氨酯(PUR)弹性体,同时对所合成的PUR弹性体进行了表征。
- Tannin fractions with different molecular weight distributions were obtained by purification of alcohol preci pitation and fractionation of solvent extractions of black wattle bark tannins. 通过对黑荆树皮单宁进行醇沉纯化和溶剂萃取分级,可得到分子量分布范围不同的单宁级分。
- Electrophortic studies of the sarcoplasmic and myofibrillar proteins showed the virtual disappearance of protein bands and the appearance of components with different molecular weight. 结果表明,金华火腿在加工过程中,半膜肌的蛋白质降解主要是在腌制期和发酵初期;
- The different molecular weight PASP degeneration researchindicated that, PASP brings the branched chain and the terminal groupsand bases irregular structure affects its biodegradation. 不同分子量的PASP的降解性研究表明,PASP所带支链和末端基团的不规则结构影响其生物降解性。
- The effects of polyamines (CPA) with different molecular weights on function of starch/CPA complexes in papemaking of recycled pulp were investigated. 本文考察了聚胺(CPA)的分子量对淀粉/CPA复合物在废纸箱再生浆上作用效果的影响。
- The little pulsation and fast heating in exlrusion are found and pure UHMWPE products with different molecular weights can be extruded. 挤出时脉动小、加热快,并且可以挤出分子量不同纯超高分子量聚乙烯制品。
- The nucleation mechanism arid geometry of crystal growth of PLA plasticized by PEG of different molecular weights were about the same. 不同摩尔质量PEG增塑PLA的结晶成核机理和生长方式一样。